NAD 218 THX Manuel D'installation page 37

SPECIFICATION - NAD 218 THX
Stereo Mode
CONTINUOUS AVERAGE POWER OUTPUT INTO 8
(Min. power per channel, 20Hz-20kHz, both channels
driven, with no more than rated distortion)
Rated distortion (THD 20Hz-20kHz)
Clipping power (max continuous power/channel)
IHF dynamic headroom at 8
IHF dynamic power
(max short term power per channel)
Slew rate
Damping factor (ref. 8 50Hz)
Input impedance
Input sensitivity for 1 watt out
for rated power
Voltage gain
Frequency response 20Hz - 20kHz
Signal/Noise ratio, A weighted
THD (Total Harmonic Distortion, 20Hz-20kHz,
from 250mW to rated output)
SMPTE I.M. (IM distortion, 60Hz+7kHz, 4:1,
from 250mW to rated output)
IHF I.M. (CCIF IM distortion, 19+20kHz at rated output)
Bridged (Monophonic) Mode
CONTINUOUS AVERAGE POWER OUTPUT INTO 8
(Min. power 20Hz-20kHz, with no more than
rated distortion)
IHF dynamic headroom at 8
IHF dynamic power (maximum short term power)
Physical Specification
Dimensions in mm (W x H x D)
Net Weight
Shipping weight
120V version
225 W (23.5 dBW)
0.03%
240 W (23.8 dBW)
+1 dB
8 : 280 W (24.5 dBW
4 : 470 W (26.5 dBW)
2 : 700 W (28.4 dBW
>100 V/usec
>200
R = 47 k
C = 700 pF
100 mV
1.5V
x28.3 (29 dB)
+0.3 dB
-3dB at 2.5 Hz / 80 kHz
ref. 1W 95 dB
ref. rated power 120 dB
<0.03%
<0.03%
<0.03%
780 W (28.9 dBW)
+1 dB
8 : 940 W (29.7 dBW)
4 : 1.3 kW (31.1 dBW)
483 x 175 x 420
22.5kg
27.5kg
230V version
200W (23 dBW)
0.03%
210W (23.2 dBW)
+1 dB
250W (24 dBW)
430W (26.3 dBW)
660W (28 dBW)
>100 V/usec
>200
R = 47 k
C = 700 pF
100 mV
1.4V
x28.3 (29 dB)
+0.3 dB
2.5 Hz / 80 kHz
95 dB
120 dB
<0.03%
<0.03%
<0.03%
700W (28.5 dBW)
+1 dB
880W (29.5 dBW)
1.2 kW (30.8 dBW)
483 x 175 x 420
22.5kg
27.5kg
NAD
37